public override void Generate(DropColumnOperation operation, IModel model, SqlBatchBuilder builder)
 {
     throw new NotSupportedException(Strings.InvalidMigrationOperation);
 }
 protected override void Generate(DropColumnOperation operation, IModel model, RelationalCommandListBuilder builder)
 {
     throw new NotSupportedException(SqliteStrings.InvalidMigrationOperation);
 }
        protected override void Generate(
            DropColumnOperation operation,
            IModel model,
            RelationalCommandListBuilder builder)
        {
            Check.NotNull(operation, nameof(operation));
            Check.NotNull(builder, nameof(builder));

            DropDefaultConstraint(operation.Schema, operation.Table, operation.Name, builder);
            base.Generate(operation, model, builder);
        }